Product Type | Industrial Label Printer |
Printing Method | Direct Thermal / Thermal Transfer |
Color Output | Monochrome (Black & White) |
Print Resolution | 203 dpi |
Max Print Speed | 600 inches per minute (10 ips) |
Max Printing Width | 4.21 in |
Max Printing Length | 1000 in |
Processor | |
Installed RAM | 128 MB |
Installed Flash Memory | 128 MB |
Display | 3.5" Color Touchscreen |
Built-in Devices | Touch screen |
Weight | 20.72 lbs |
Power Requirements | 100-240V AC, 50/60 Hz |
Frequency Required | 50 - 60 Hz |
Bundled Services | 2 years Premier Limited Warranty |
Brother TJ-4021TN Industrial Label Printer, 203dpi, TT, USB/LAN/Serial



Key Benefits

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- Delivers industrial-grade performance with high-speed output and durability for demanding environments
- Advanced connectivity and compatibility with common printer control languages allow easy system integration
- Backed by a 2-year Premier Limited Warranty and ENERGY STAR 3.0 compliance for long-term value and efficiency
Product Overview
The Brother TJ-4021TN industrial label printer is built to handle high-volume environments with reliability and speed. Utilizing both direct thermal and thermal transfer technologies, this monochrome printer achieves print speeds up to 600 inches per minute (10 ips) and delivers crisp output with its 203 dpi maximum resolution. Its wide media compatibility supports labels ranging from 0.79 inches to 4.73 inches in width, making it adaptable to various industrial labeling needs. The unit also supports an extensive range of barcode symbologies, including QR codes, PDF417, DataMatrix, and more.
Integrated hardware features include a 3.5-inch color touch panel for user-friendly navigation and multi-interface connectivity via USB 2.0, LAN, serial, and USB host ports. The printer comes with 128MB of RAM and 128MB of flash memory to handle complex label layouts and large print jobs efficiently. It supports major printer control languages including ZPL II, EPL2, DPL, SBPL, and FBPL-EZD, ensuring seamless integration with existing systems. With ENERGY STAR 3.0 compliance, a built-in print server, and a Premier 2-year limited warranty, the TJ-4021TN offers a cost-effective and dependable labeling solution for warehouses, logistics centers, and manufacturing facilities.
Specifications
Product Overview
Media Handling
Max Media Size | Roll (4.7 in) |
Min Media Width | 0.79 in |
Max Media Width | 4.73 in |
Media Sizes Supported | Roll (0.8 in - 4.7 in) |
Supported Media Types | Continuous, Die-cut, Fanfold, Black mark labels |
Media Thickness Range | 0.0024 in - 0.01 in |
Roll Outer Diameter Max | 8 in |
Roll Core Diameter | 1 in, 3 in |
Sensors | Gap sensor, Black mark sensor |
Physical & Environmental
Width | 9.8 in |
Depth | 17.2 in |
Height | 10.8 in |
Min Operating Temperature | 32 °F |
Max Operating Temperature | 104 °F |
Operating Humidity Range | 25 - 85% (non-condensing) |
Cloud Management & Licensing
Included Software | Drivers & Utilities, Bartender UltraLite, Software Development Kit (SDK) |
Operating Systems Supported | Windows 7/8/8.1/10, Windows Server 2008/2008 R2/2012/2012 R2/2016/2019, macOS 10.11 or later, Linux, Android 5.0 or later, iOS 9 or later |
Interfaces
Connectivity Technology | Wired |
USB Ports | 1 x USB 2.0 Type B, 1 x USB Host |
Serial Port | 1 x RS-232 (DB-9) |
Ethernet Port | 1 x LAN (RJ-45) |
Interface Types | USB 2.0, USB Host, Serial, Ethernet |
Language Emulation | ZPL II, EPL2, DPL, SBPL, FBPL-EZD |
Barcoding Support
Supported 1D Barcodes | Code 39, Code 128 (A/B/C), UPC-A, UPC-E, EAN-8, EAN-13, Code 93, Codabar, ITF-14, MSI-Plessey, Interleaved 2 of 5, Standard 2 of 5, China Post, Code 11, Telepen, NW-7, USPS Postnet, PLANET, LOGMARS, Datalogic 2 of 5, UCC/EAN-128, TLC39 |
Supported 2D Barcodes | PDF417, MicroPDF417, DataMatrix, QR Code, MaxiCode, Aztec, GS1 DataBar, GS1-128, EAN-14, Codablock F |
Compliance & Origin
ENERGY STAR Certified | Yes |
ENERGY STAR Version | 3.0 |
Country of Origin | Taiwan |
TAA Compliant | Yes |
Advanced Security Features
Network Printer Security Options |